drones are immensely useful in two respects. first of all, for reconnaissance, intelligence, surveillance, because they can dwell over a target for an extended period of time, so you get pattern of life and you can really see what's going on. so they are an immense asset from an intelligence standpoint from a strike standpoint, they are very precise. the same thing in terms of being able to dwell, they can wait until a target is by himself or a facilityity is abandoned on or something if they are going to strike it. if they see people moving into the area, they can hold off, because they can see it all. the people who are driving the -- are driving the drones, so you can -- you can far more easily limit collateral damage with a drone than you can can with a bomb, even precision guided munition off an airplane. >> are yyou are not saying inno people do not die? >> no, but first i believe the numbers are extremely small, and, second, you have the ability to limit the collateral damage more than with any other weapons system that y